What must be recorded in a daily diary by the technician?

The requirement to record compliance of equipment with specifications in a daily diary is essential as it ensures that all equipment used on a project meets established standards and regulations. This record serves several purposes including ensuring the safety and effectiveness of operations, maintaining quality control, and providing a traceable history that can be audited later if necessary. Documenting this information helps in identifying potential issues early in the project, thereby preventing delays or failures related to non-compliant equipment.

In contrast, while recording traffic disruptions, weather forecasts, and daily mixtures of asphalt could provide useful context, they do not specifically relate to equipment compliance and are not as critical for maintaining adherence to project specifications. These elements may be outside the primary focus of compliance documentation necessary for ensuring that the work done aligns with industry regulations and project requirements. Thus, the emphasis on equipment compliance in the daily diary is vital for upholding the operational integrity of the project.